jpdagle8754 jpdagle8754
  • 02-11-2018
  • Chemistry
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Examine the trend in atomic radius from top to bottom down a group by clicking on all the elements in the 1st group

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guillesaez15
guillesaez15 guillesaez15
  • 02-11-2018

As we go down in a group the atomic radius increases. Since the atomic number of the element increases. The number of protons will increase but, at the same time the number of electrons increases, so the distance from the last electron level (orbital) to the nucleus will be larger.

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